Valve



FIG. 1 is a perspective view of a valve showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the figures are included for the purpose of illustrating portions of the valve and form no part of the claimed design. 

CLAIM The ornamental design for a valve, as shown and described. 